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BR8300849A - HYDROSTATIC LOAD PERCEPTION SYSTEM AND PRIORITY VALVE - Google Patents

HYDROSTATIC LOAD PERCEPTION SYSTEM AND PRIORITY VALVE

Info

Publication number
BR8300849A
BR8300849A BR8300849A BR8300849A BR8300849A BR 8300849 A BR8300849 A BR 8300849A BR 8300849 A BR8300849 A BR 8300849A BR 8300849 A BR8300849 A BR 8300849A BR 8300849 A BR8300849 A BR 8300849A
Authority
BR
Brazil
Prior art keywords
perception system
priority valve
hydrostatic load
load perception
hydrostatic
Prior art date
Application number
BR8300849A
Other languages
Portuguese (pt)
Inventor
Jim Lee Rau
Original Assignee
Trw Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trw Inc filed Critical Trw Inc
Publication of BR8300849A publication Critical patent/BR8300849A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/07—Supply of pressurised fluid for steering also supplying other consumers ; control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/022—Flow-dividers; Priority valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2514—Self-proportioning flow systems
    • Y10T137/2521—Flow comparison or differential response
    • Y10T137/2524—Flow dividers [e.g., reversely acting controls]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/265—Plural outflows
    • Y10T137/2657—Flow rate responsive
    • Y10T137/266—Primer valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Steering Mechanism (AREA)
  • Fluid-Pressure Circuits (AREA)
BR8300849A 1982-04-23 1983-02-22 HYDROSTATIC LOAD PERCEPTION SYSTEM AND PRIORITY VALVE BR8300849A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/371,260 US4488569A (en) 1982-04-23 1982-04-23 Apparatus with staged pressure differential for controlling fluid flow

Publications (1)

Publication Number Publication Date
BR8300849A true BR8300849A (en) 1984-04-17

Family

ID=23463205

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8300849A BR8300849A (en) 1982-04-23 1983-02-22 HYDROSTATIC LOAD PERCEPTION SYSTEM AND PRIORITY VALVE

Country Status (5)

Country Link
US (1) US4488569A (en)
EP (1) EP0092637B1 (en)
BR (1) BR8300849A (en)
DE (1) DE3362368D1 (en)
DK (1) DK154688C (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566477A (en) * 1982-03-25 1986-01-28 Trw Inc. Fluid flow control apparatus
US4616671A (en) * 1984-01-27 1986-10-14 Trw Inc. Valve with flow force compensator
US5535845A (en) * 1995-03-09 1996-07-16 Itt Automotive Electrical Systems, Inc. Automotive hydraulic system and method
US6021641A (en) * 1995-03-09 2000-02-08 Buschur; Jeffrey J. Hydraulically powered fan system for vehicles
US5960628A (en) * 1995-03-09 1999-10-05 Valeo Electrical Systems, Inc. Hydraulically powered fan and power steering in vehicle
US5881630A (en) * 1995-03-09 1999-03-16 Itt Automotive Electrical Systems, Inc. Apparatus and method of controlling fluid flow between a plurality of vehicle components
US5778693A (en) * 1996-12-20 1998-07-14 Itt Automotive Electrical Systems, Inc. Automotive hydraulic engine cooling system with thermostatic control by hydraulic actuation
US5946911A (en) * 1997-01-07 1999-09-07 Valeo Electrical Systems, Inc. Fluid control system for powering vehicle accessories
US6629411B2 (en) 2001-05-09 2003-10-07 Valeo Electrical Systems, Inc. Dual displacement motor control
JP4441386B2 (en) * 2004-11-08 2010-03-31 株式会社豊田自動織機 Flow switching type flow divider
JP4685412B2 (en) * 2004-11-08 2011-05-18 株式会社豊田自動織機 Flow divider
US8375975B2 (en) * 2007-06-26 2013-02-19 Walvoil S.P.A. Load sensing directional control valve with an element having priority under saturation conditions
ITUB20153574A1 (en) * 2015-09-11 2017-03-11 Studio Tecnico 6M Srl LOAD SENSING CONTROL DEVICE FOR PRIORITY VALVES
IT201800020131A1 (en) * 2018-12-18 2020-06-18 Cnh Ind Italia Spa HYDRAULIC ARRANGEMENT FOR WORK VEHICLES INCLUDING A PRIORITY VALVE

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385311A (en) * 1965-12-22 1968-05-28 Fawick Corp Hydraulic flow divider
US3895888A (en) * 1973-10-19 1975-07-22 Trw Inc Hydrostatic control unit
US3918856A (en) * 1974-02-19 1975-11-11 Trw Inc Gerotor fluid controller with twistable blade energy storing means
US3979908A (en) * 1975-09-29 1976-09-14 The Cessna Aircraft Company Priority flow valve
US3996742A (en) * 1976-03-04 1976-12-14 Trw Inc. Fluid flow control apparatus
IT1077304B (en) * 1976-06-23 1985-05-04 Eaton Corp REGULATOR FOR DEVICES OPERATED BY THE PRESSURE OF A FLUID
DE2738483A1 (en) * 1977-08-26 1979-03-01 Zahnradfabrik Friedrichshafen CONTROL DEVICE, IN PARTICULAR FOR MOTOR VEHICLES
US4167893A (en) * 1978-02-06 1979-09-18 Eaton Corporation Load sensing valve
US4215720A (en) * 1978-10-02 1980-08-05 General Signal Corporation Fluid control valve system
US4253382A (en) * 1979-09-07 1981-03-03 Eaton Corporation Steering valve assembly for steering and brake system
JPS56127405U (en) * 1980-02-29 1981-09-28
US4665695A (en) * 1981-03-13 1987-05-19 Trw Inc. Hydrostatic load sense steering system

Also Published As

Publication number Publication date
DK154688B (en) 1988-12-12
EP0092637A2 (en) 1983-11-02
DK75483D0 (en) 1983-02-22
EP0092637B1 (en) 1986-03-05
DE3362368D1 (en) 1986-04-10
EP0092637A3 (en) 1984-03-21
DK75483A (en) 1983-10-24
US4488569A (en) 1984-12-18
DK154688C (en) 1989-05-01

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 22/02/98